The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for mediate is "to come between parties in order to reconcile.", the definition for stifle is "To repress or discourage.", and the definition for regale is "To amuse."

The definition for prune is "To reduce by removing excess." Used in a sentence: The candidate pruned his speech so he would not exceed the time limit. The definition for mandate is "an official order or commission to do something.", the definition for demean is "To lower status.", and the definition for condone is "To treat as acceptable."

The definition for fickle is "Lacking constancy, changeable." Used in a sentence: The fickle Senji had a new best friend every month. The definition for elate is "to fill with joy.", the definition for unscrupulous is "Lacking principles.", and the definition for corrosive is "Bitingly sarcastic."

The definition for preclude is "To rule out in advance." Used in a sentence: "Having cake now will preclude dessert later," said Amber's mother. The definition for drab is "dull, monotonous.", the definition for raspy is "rough, grating.", and the definition for corrective is "Intended to correct."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for moderate is "tending toward the average.", the definition for turmoil is "Extreme confusion, agitation.", and the definition for combative is "Eager to fight."